This page presents long-term climate trends. A specific daily weather forecast for Castlebay
is available from the BBC.

Climate Description:

Winters in Castlebay are usually mild for Scotland, with February daily temperatures of about 7.7°C and
nights cooling off to 3.7°C in the coldest month. Summers are cool, with daytime temperatures in July typically reaching
16.5°C and nights dipping to 11.5°C. Rainfall in Castlebay is typical,
totalling 1189 mm in a typical year. Precipitation tends to fall more in the winter, falling over about 196 days per year.
Castlebay has average sunshine totals, with 1247 hours of sunshine recorded in a typical year.

Climate Averages:

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Annual Average

High Temperature (°C)

8.1

7.7

8.9

10.5

13.0

14.8

16.5

16.5

14.9

12.3

10.1

8.4

11.8

Low Temperature (°C)

4.0

3.7

4.3

5.5

7.6

9.6

11.5

11.9

10.5

8.4

6.0

4.3

7.3

Sunshine (hours per day)

0.9

2.2

3.0

5.2

6.4

5.7

4.5

4.7

3.9

2.6

1.4

0.6

3.4

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Annual Total

Sunshine (hours per month)

27

61

92

155

199

170

141

146

116

80

41

19

1247

Precipitation (mm)

148

99

114

64

56

64

83

98

104

122

121

116

1189

Days with Precipitation

21

18

20

12

12

11

13

17

15

17

20

20

196

Days of Air Frost

3

2

1

0

0

0

0

0

0

0

1

3

10

Temperature Chart:

Precipitation Chart:

Sunshine Chart:

Please note that the information on this page describes long-term climate averages and cannot be relied upon
for predictions of the weather. While every effort has been made to produce the best climate estimates possible,
users should be aware that they may contain errors. Further explanation
is available about our climate information, how the data was derived, estimates of error, and details
about the original data sources.

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